23#ifndef _SO_BUFFER_ASYNC_INTERFACE_H_
24#define _SO_BUFFER_ASYNC_INTERFACE_H_
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virtual bool isInMemory()=0
Return TRUE if the data attached to this buffer are not currently available.
virtual ~SoBufferAsyncInterface()
Destructor.
virtual void requestRefetch(SoBufferAsyncNotifierInterface *asyncNotifier, const double weight)=0
Ask to initiate an ansynchronous load of the data if not already in memory.
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